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Talc and Graphite Are Two of the Lowest Minerals on the Hardness

question 81

Essay

Talc and graphite are two of the lowest minerals on the hardness scale. They are also described by terms like greasy or soapy. Both have a crystal structure characterized by sheet- structures at the atomic level, yet they don't behave like micas. What accounts for their unusual physical properties?


Definitions:

Major Product

In a given chemical reaction, the principal substance produced, distinguished by its predominance among other possible products.

Acetic Formic Anhydride

A mixed anhydride derived from acetic and formic acids, used in organic synthesis, particularly in acetylation reactions.

Methanol

A simple alcohol with the formula CH3OH, used as a solvent, antifreeze, fuel, and as feedstock for the production of chemicals.

Major Organic Products

Primary substances formed as a result of organic reactions, often the focus of synthesis goals.

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